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python Programming Glossary: nx

Plotting directed graphs in Python in a way that show all edges separately

http://stackoverflow.com/questions/10379448/plotting-directed-graphs-in-python-in-a-way-that-show-all-edges-separately

each of the four edges separately import networkx as nx import matplotlib.pyplot as plt G nx.MultiDiGraph G.add_edges_from.. import networkx as nx import matplotlib.pyplot as plt G nx.MultiDiGraph G.add_edges_from 1 2 2 3 3 2 2 1 plt.figure figsize.. G.add_edges_from 1 2 2 3 3 2 2 1 plt.figure figsize 8 8 nx.draw G I would like to display something like this with each..

Animate drawing networkx edges

http://stackoverflow.com/questions/13223191/animate-drawing-networkx-edges

python import matplotlib.pyplot as plt import networkx as nx import matplotlib as mpl G nx.Graph G.add_edge 'a' 'b' weight.. as plt import networkx as nx import matplotlib as mpl G nx.Graph G.add_edge 'a' 'b' weight 0.6 G.add_edge 'a' 'c' weight.. position that is not random e.g. use a circular layout pos nx.circular_layout G pos nx.spring_layout G dim 2 pos pos # positions..

Drawing a graph or a network from a distance matrix?

http://stackoverflow.com/questions/13513455/drawing-a-graph-or-a-network-from-a-distance-matrix

harness neato using networkx like this import networkx as nx import numpy as np import string dt 'len' float A np.array 0.. 0 0.9 0.2 0.4 0.9 0 0.1 0.7 0.2 0.1 0 10 A A.view dt G nx.from_numpy_matrix A G nx.relabel_nodes G dict zip range len.. 0.7 0.2 0.1 0 10 A A.view dt G nx.from_numpy_matrix A G nx.relabel_nodes G dict zip range len G.nodes string.ascii_uppercase..

Mutli-threading python with Tkinter

http://stackoverflow.com/questions/14379106/mutli-threading-python-with-tkinter

radius outline self.name fill self.name width 2 self.nx randrange 10 10 1 self.nx 2.0 self.ny randrange 10 10 1 self.ny.. fill self.name width 2 self.nx randrange 10 10 1 self.nx 2.0 self.ny randrange 10 10 1 self.ny 2.0 #self.can.bind Motion.. 0 or self.posx_ball self.radius self.largeur_can self.nx self.nx if self.posy_ball 0 or self.posy_ball self.radius self.hauteur_can..

generating a PNG with matplotlib when DISPLAY is undefined

http://stackoverflow.com/questions/2801882/generating-a-png-with-matplotlib-when-display-is-undefined

anything missing # usr bin env python import networkx as nx import matplotlib import matplotlib.pyplot import matplotlib.pyplot.. import matplotlib.pyplot import matplotlib.pyplot as plt G nx.Graph G.add_node 1 G.add_nodes_from 2 3 4 5 6 7 8 9 10 #nx.draw_graphviz.. nx.Graph G.add_node 1 G.add_nodes_from 2 3 4 5 6 7 8 9 10 #nx.draw_graphviz G #nx_write_dot G 'node.png' nx.draw G plt.savefig..

Scipy interpolation on a numpy array

http://stackoverflow.com/questions/3057015/scipy-interpolation-on-a-numpy-array

13.8 3.9 7.3 10.0 13.1 15.9 4.5 9.2 12.2 14.8 18.2 ny nx z.shape xmin xmax 1 5 ymin ymax 10000 20000 # Points we want.. these to float indicies # xi should range from 0 to nx 1 etc xi nx 1 xi xmin xmax xmin # Deal with the hard break in.. to float indicies # xi should range from 0 to nx 1 etc xi nx 1 xi xmin xmax xmin # Deal with the hard break in the y direction..

Resampling irregularly spaced data to a regular grid in Python

http://stackoverflow.com/questions/3864899/resampling-irregularly-spaced-data-to-a-regular-grid-in-python

from code snippet above... # Size of regular grid ny nx 512 115 # Generate a regular grid to interpolate the data. xi.. grid to interpolate the data. xi np.linspace xmin xmax nx yi np.linspace ymin ymax ny xi yi np.meshgrid xi yi # Interpolate..

How do I plot multiple X or Y axes in matplotlib?

http://stackoverflow.com/questions/3918028/how-do-i-plot-multiple-x-or-y-axes-in-matplotlib

import matplotlib as mpl def main # Generate some data nx 10 x np.linspace 0 2 np.pi 10 y 2 np.sin x groups 'GroupA' x.. 0 2 np.pi 10 y 2 np.sin x groups 'GroupA' x 0 x nx 3 'GroupB' x 2 nx 3 x 2 nx 3 'GroupC' x nx 3 x 1 # Plot the.. 10 y 2 np.sin x groups 'GroupA' x 0 x nx 3 'GroupB' x 2 nx 3 x 2 nx 3 'GroupC' x nx 3 x 1 # Plot the results fig plt.figure..

How to sort my paws?

http://stackoverflow.com/questions/4502656/how-to-sort-my-paws

paw_image paw from scipy.ndimage import map_coordinates ny nx paw.shape # Trim off any blank edges around the paw... mask.. around the paw... mask paw 0.01 paw.max y x np.mgrid ny nx ymin ymax y mask .min y mask .max xmin xmax x mask .min x mask..